Four-year infectious disease composition 400 words

Infectious diseases are the most dangerous diseases in the world, which will cause serious harm to human body, so people are afraid that others will get infectious diseases and pass them on to themselves. The most popular infectious diseases are SARS, avian influenza, chickenpox and hand, foot and mouth disease. Therefore, we have taken some preventive measures, such as wearing masks and keeping away from patients for isolation, but some people are infected because of physical problems. Nobody dared to live with him, and he became very lonely. Infectious diseases are the most dangerous diseases in the world, which will cause serious harm and destruction to the human body, so people are more afraid. I'm afraid someone else will catch an infectious disease and infect myself. The most popular infectious diseases are SARS, avian influenza, chickenpox, hand, foot and mouth disease and mumps. ...

So we will take some preventive measures, such as wearing masks, staying away from patients and isolating. But some people are infected because of their physical problems, and no one dares to live with them, which makes them very depressed.

Infectious diseases are pathogens, infectious and epidemic, and often have immunity after infection. Some infectious diseases are seasonal or endemic. The classification of infectious diseases has not been unified. Some people classify by pathogen, others by transmission route. Every infectious disease has its specific pathogen, including virus, rickettsia, bacteria, fungi, spirochetes, protozoa and so on. General infectious diseases enter the human body from the respiratory tract. During the epidemic period of infectious diseases, everyone will go out to wear masks for isolation, or take preventive measures first to avoid being infected.

The primary task of dietotherapy to prevent children's infectious diseases in spring is to do routine prevention work before the epidemic appears. The main contents are as follows:

1. Units that may have pathogens in the external environment shall take measures to improve drinking water conditions and disinfect drinking water; Combined with urban and rural construction, do a good job in harmless manure, sewage discharge and garbage disposal; Establish and improve the rules and regulations of hospitals and pathogenic microorganism laboratories to prevent the spread of pathogenic microorganisms and nosocomial infection; In medical and health institutions, we should also vigorously implement the food hygiene law and carry out disinfection, insecticidal and rodent control work. Although the above work is mainly carried out by health and epidemic prevention and environmental monitoring departments, clinicians should also actively cooperate.

2. Vaccination, also known as artificial immunity, is to inoculate biological products into the human body, so that the organism Weihai is infected. As long as we pull out this seed, the infectious disease will not continue to develop. Finally, I hope everyone can spend New Year's Day safely!